The promise of the concessional loans further China's investment in the continent, aimed at improving such infrastructure as roads and energy production as well as developing agriculture and undertaking health and education initiatives.

VOA: standard.2009.11.08

Well, then you could imagine a cycle here where activation of the receptor is leading to production of more ligand, is leading to activation of the receptor and production of a ligand.

那么,你就能画出一个循环图,激活受体能导致,更多配体的生成,这些配体又会刺激受体生成更多配体

耶鲁公开课 - 生物医学工程探索课程节选

as well as the creativity part of the production,

还有制作的创新部分，

如果要拍摄电影 - SpeakingMax英语口语达人

And towards that end to give you a sense of the size of the support structure in place for this course, this is the size at the moment of CS50's staff inclusive of teaching fellows, course assistants, myself, as well as folks who help with our video production and the like.

为达到这一目标,我们让大家了解下这门课的辅助，在CS50进行的时候，有这么多人会给我们提供辅助支持,其中包括教学研究员，课程助理,我，以及帮助我们制作视频的等一些人。

哈佛公开课 - 计算机科学课程节选